EP0826667B1 - 2 Aryl 5 (trifluoromethyl) 2 pyrroline compounds and process for the manufacture of insecticidal, 2 aryl 1 (alkoxymethyl) 4 halo 5 (trifluoromethyl) pyrroles - Google Patents

2 Aryl 5 (trifluoromethyl) 2 pyrroline compounds and process for the manufacture of insecticidal, 2 aryl 1 (alkoxymethyl) 4 halo 5 (trifluoromethyl) pyrroles Download PDF

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Publication number
EP0826667B1
EP0826667B1 EP97119172A EP97119172A EP0826667B1 EP 0826667 B1 EP0826667 B1 EP 0826667B1 EP 97119172 A EP97119172 A EP 97119172A EP 97119172 A EP97119172 A EP 97119172A EP 0826667 B1 EP0826667 B1 EP 0826667B1
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EP
European Patent Office
Prior art keywords
hydrogen
alkyl
reacting
compound
trifluoromethyl
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EP97119172A
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German (de)
English (en)
French (fr)
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EP0826667A1 (en
Inventor
Kameswaran Venkataraman
Robert Francis Jr. Doehner
Jerry Michael Barton
David Georg. Kuhn
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BASF SE
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BASF SE
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Priority claimed from US07/634,288 external-priority patent/US5194630A/en
Priority claimed from US07/634,287 external-priority patent/US5118816A/en
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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D207/18—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member
    • C07D207/22—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D207/24—Oxygen or sulfur atoms
    • C07D207/26—2-Pyrrolidones
    • C07D207/273—2-Pyrrolidones with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to other ring carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D207/30—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members
    • C07D207/34—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D207/36—Oxygen or sulfur atoms
    • C07D207/40—2,5-Pyrrolidine-diones
    • C07D207/416—2,5-Pyrrolidine-diones with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to other ring carbon atoms
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
    • A01N43/36—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom five-membered rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C233/00—Carboxylic acid amides
    • C07C233/01—Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms
    • C07C233/45—Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by carboxyl groups
    • C07C233/46—Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by carboxyl groups with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by an acyclic carbon atom
    • C07C233/47—Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by carboxyl groups with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by an acyclic carbon atom having the carbon atom of the carboxamide group bound to a hydrogen atom or to a carbon atom of an acyclic saturated carbon skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C233/00—Carboxylic acid amides
    • C07C233/01—Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms
    • C07C233/45—Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by carboxyl groups
    • C07C233/46—Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by carboxyl groups with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by an acyclic carbon atom
    • C07C233/51—Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by carboxyl groups with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by an acyclic carbon atom having the carbon atom of the carboxamide group bound to an acyclic carbon atom of a carbon skeleton containing six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D207/18—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member
    • C07D207/22—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D207/30—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members
    • C07D207/34—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms

Definitions

  • EP-A-0 358 047 discloses a method for controlling phytopathogenic fungi using a cyano- or nitropyrrole compound.
  • EP-A-0 347 488 discloses arylpyrrole insecticidal, acaricidal and nematicidal agents and a method for the preparation thereof.
  • EP-A-0 281 707 discloses a process for the synthesis of ⁇ -phenylalanine.
  • EP-A-0 279 716 discloses a process for N- ⁇ -trifluoroacetylation of saturated aliphatic ⁇ , ⁇ -diamino carboxylic acids.
  • the present invention relates to compounds of formula I wherein
  • This invention also relates to a method for the preparation of the above compounds and their use in the manufacture of arylpyrrole insecticidal agents.
  • the present invention also involves process for the preparation of compounds of formula II wherein A, L, M and R are as described above for formula I with the proviso that when A is hydrogen, then at least one of L, M and R must be other than hydrogen.
  • this invention is directed to a process for the manufacture of insecticidal arylpyrrole compounds of formula IV wherein
  • W is CN, NO 2 or CO 2 R 6 and R 6 is C 1 -C 6 alkyl, C 3 -C 6 cycloalkyl or phenyl
  • the method of preparation is illustrated in Flow Diagram I.
  • Solvents that may be used in the method of invention include aprotic organic solvents for example nitriles such as acetonitrile; esters such as ethyl acetate and methyl propionate; ethers such as diethyl ether, tetrahydrofuran, dioxane and ethylene glycol dimethyl ether; halogenated hydrocarbons such as methylene chloride, 1,2-dichloroethane, chloroform, 1,1,1-trichloroethane and carbon tetrachloride; carboxylic acid amides such as N,N-dimethylformamide and N-methylpyrrolidinone; sulfoxides such as dimethyl sulfoxide; sulfones such as tetramethylene sulfone; aromatic hydrocarbons such as benzene, toluene and xylene; halogenated aromatic hydrocarbons such as chlorobenzene and o -dichlorobenzene.
  • One of the preferred organic solvents is acetonitrile.
  • Acid anhydrides suitable for use in the method of invention are loweralkyl anhydrides such as acetic anhydride.
  • the organic bases that may be used in the inventive method are pyridine, morpholine, tri(C 1 -C 4 )alkylamine, hexamethylenetetramine and dimethylamino pyridine.
  • a preferred organic base is a tri(C 1 -C 4 )alkylamine such as triethylamine.
  • Compounds of formula II may be prepared from the appropriate arylaldehyde and suitable amine precursor via a Strecker synthesis to form the amino acid intermediate of formula III which may be trifluoroacetylated to obtain the desired formula II compound as shown in Flow Diagram II.
  • the compounds of the invention are intermediates in the manufacture of a variety of arylpyrroles useful as insecticidal, nematocidal and acaricidal agents.
  • arylpyrrole insecticidal agents that may be prepared from the compounds of the invention are 4-halo-2-( p -chlorophenyl)-1-(substituted)-5-(trifluoromethyl)pyrrole-3-carbonitrile compounds.
  • the formula I pyrroline compound wherein A is methyl, W is CN, L and R are hydrogen and M is Cl may be reacted with a halogen in the presence of an aprotic solvent at an elevated temperature to give insecticidal arylpyrrole agents of formulas IV and V wherein X is chlorine, bromine or iodine.
  • arylpyrrole insecticidal, nematocidal and acaricidal agents may be manufactured from the compounds of formula I.
  • the compounds of formula V are particularly effective for controlling insect, acarid and nematode pests and for protecting agronomic crops, both growing and harvested, against the ravages of these pests.
  • Methods of preparation for the compounds generally include halogenation of 2-aryl-5-(trifluoromethyl)-pyrrole-3-carbonitrile with a halogenating agent such as a hypohalite, a halogen or a sulfurylhalide to form the corresponding 4-halopyrrole intermediate and alkylating said intermediate with an appropriate chloromethyl(C 1 -C 6 alkyl)ether.
  • the process of the invention improves the environmental and human safety of the manufacture of compounds of formula I by avoiding the use of certain undesirable reactants such as chloromethylethylether. Further, the process of the invention includes the productive manufacture of 2-( p -chlorophenyl)-4-chloro-1-ethoxymethyl-5-(trifluoromethyl)pyrrole-3-carbonitrile, an effective insecticidal, acaricidal and nematocidal agent.
  • Solvents suitable for use in the process of the present invention include aprotic solvents, for example halogenated aromatic hydrocarbons such as chlorobenzene and o -dichlorobenzene and halogenated hydrocarbons such as methylene chloride, carbon tetrachloride, chloroform and 1,2-dichloroethane.
  • Preferred solvents include halogenated aromatic hydrocarbons such as chlorobenzene and halogenated hydrocarbons such as carbon tetrachloride.
  • Radical initiators suitable for use are light, peroxides such as dibenzoyl peroxide, di- t -butylperoxide, and the like; azo compounds such as azobisisobutyronitrile.
  • the preferred radical initiators are benzoyl peroxide and light.
  • Alkali metal alkoxides suitable for use in the inventive method are sodium ethoxide and potassium methoxide.
  • the reaction rate is increased with increased temperature so that elevated temperatures in the range of 55° to 210°C, preferably 70° to 120°C, allow the oxidation, ring halogenation and side chain halogenation to proceed at an efficient and effective rate without causing undue adverse side reactions.
  • the process of the invention includes the operative manufacture of an insecticidal, acaricidal and nematocidal agent, 2-( p -chlorophenyl)-4-chloro-1-(ethoxymethyl)-5-(trifluoromethyl)pyrrole-3-carbonitrile.
  • the pyrrole-3-carbonitrile is e.g. effective for controlling acarina, lepodoptera, colioptera, hemiptera.
  • agronomic pests that may be effectively controlled are potato beetle, cabbage looper, diamond back moth, tobacco budworm, corn earworm, beet armyworm and tobacco bollworm.
  • Crops which may be protected by the compound of the invention are lettuce, broccoli, corn, cabbage, cauliflower, tomato and cotton.
  • ppm to 10,000 ppm preferably 100 to 5,000 ppm of 2-( p -chlorophenyl)-4-chloro-1-(ethoxymethyl)-5-(trifluoromethyl)-pyrrole-3-carbonitrile dispersed in water or other suitable liquid carrier, is effective when applied to the crops or the soil in which the crops are growing to protect the crops from attack by insects, acarina and nematodes.
  • the compound is also effective for protecting horticultural plants such as turf grass from attack by pests such as grubs, chinch bugs and the like.
  • the 4-chloro-1-(ethoxymethyl)pyrrole compound of the invention is effective for controlling insects, acarina and nematodes when employed alone, it may also be used in combination with other pesticidal compounds including other nematocides and acaricides.
  • the compound of this invention may be employed effectively in combination with other arylpyrroles, phosphates, carbamates, pyrethroids, formamidines, chlorinated hydrocarbons and halobenzoylureas. .
  • NMR nuclear magnetic resonance
  • HPLC high pressure liquid chromatography
  • a mixture of p -chlorobenzaldehyde (153 g, 1.0 mol) in tetrahydrofuran is treated with a solution of methylamine hydrochloride (88 g, 1.3 mol) in water followed by an aqueous solution of sodium cyanide (53 g, 1.0 mol), stirred at room temperature for 16 hours and extracted with toluene.
  • the organic extract is treated with 10 cc of pyridine followed by 50 cc of acetic anhydride (exotherm), stirred at ambient temperatures for 1/2 hour and concentrated in vacuo to give an oil residue.
  • a mixture of 2-phenyl-N-(trifluoroacetyl)-glycine (2.5 g, 0.01 mol) and iodomethane (11.35 g, 0.08 mol) in tetrahydrofuran is treated portionwise with a 60% dispersion of sodium hydride in mineral oil (1.2 g, 0.03 mol NaH), stirred at ambient temperatures for 1 hour, heated at reflux temperature for 17 hours, cooled to room temperature, diluted with ethyl acetate followed by 1 mL of water and concentrated in vacuo to a wet yellow solid residue. The residue is dispersed in a mixture of ether and water. The ether layer is washed with a sodium bicarbonate solution.
  • aqueous phases are combined, acidified with 10% HCl and extracted with ethyl acetate.
  • the ethyl acetate extract is washed sequentially with water, sodium thiosulfate and saturated sodium chloride solution, dried over MgSO 4 and concentrated in vacuo to give a pale yellow solid which is recrystallized from methylcyclohexane to give the title compound as white crystals, 0.5 g, (19.1% yield), mp 124-126°C.
  • a Sieva lima bean leaf expanded to 7-8 cm in length is dipped in the test suspension with agitation for 3 seconds and placed in a hood to dry.
  • the leaf is then placed in a 100x10 mm petri dish containing a damp filter paper on the bottom and ten 3rd instar caterpillars. The dish is maintained for 5 days before observations are made of mortality, reduced feeding, or any interference with normal moulting.
  • the plants treated in the above test are maintained under high intensity lamps in the greenhouse for 7 days. These lamps duplicate the effects of a bright sunny day in June in New Jersey and are kept on for 14 hour day length. After 7 days, the foliage is sampled and evaluated as described above.
  • Sieva lima bean plants with primary leaves expanded to 7-8 cm are selected, cut back to one plant per pot and infested with mites to obtain about 100 mites per leaf.
  • the mite-infested plants are dipped in the test formulation for 3 seconds with agitation and set in the hood to dry. Plants are kept for 2 days before estimates of adult kill are made using the first leaf. The second leaf is kept on the plant for another 5 days before observations are made of the kill of eggs and/or newly emerged nymphs.
  • One cc of fine talc is placed in a 30 mL wide-mouth screw-top glass jar.
  • One mL of the appropriate acetone suspension is pipetted onto the talc so as to provide 1.25 and 0.25 mg of active ingredient per jar.
  • the jars are set under a gentle air flow until the acetone is evaporated.
  • the dried talc is loosened, 1 cc of millet seed is added to serve as food for the insects and 25 mL of moist soil is added to each jar.
  • the jar is capped and the contents thoroughly mixed on a Vortex Mixer. Following this, ten 3rd instar root-worms are added to each jar and the jars are loosely capped to allow air exchange for the larvae.
  • the treatments are held for 6 days before mortality counts are made. Missing larvae are presumed dead, since they decompose rapidly and can not be found.
  • the concentrations used in this test correspond approximately to 50 and 10 kg/ha, respectively.
  • Aphis fabae mixed instar, bean aphid
  • Pots containing single nasturtium plants ( Tropaeolum sp) about 5 cm tall are infested with about 100-200 aphids one day before the test.
  • Each pot is sprayed with the test formulation for 2 revolutions of a 4 rpm turntable in a hood, using a #154 DeVilbiss atomizer.
  • the spray tip is held about 15 cm from the plant and the spray directed so as to give complete coverage of the plants and the aphids.
  • the sprayed pots are set on their sides on white enamel trays and held for 2 days, following which mortality estimates are made.
  • a Sieva lima bean leaf about 5 cm long is dipped in the test formulation for 3 seconds with agitation and placed in a hood to dry.
  • the leaf is placed in a 100x10 mm petri dish containing a moist filter paper on the bottom.
  • About 10 adjult leafhoppers are added to each dish and the treatments are kept for 3 days before mortality counts are made.
  • Cotton cotyledons are dipped in the test formulation and allowed to dry in a hood. When dry, each is cut into quarters and ten sections placed individually in 30 mL plastic medicine cups containing a 5-7 mm long piece of damp dental wick. One third-instar caterpillar is added to each cup and a cardboard lid placed on the cup. Treatments are maintained for 3 days before mortality counts and estimates of reduction in feeding damage are made.
  • a young cotton leaf about 6-7 cm long is dipped in the test suspension with agitation for 3 seconds. Eggs are collected on cheesecloth which is cut into 10-20 mm squares containg about 50-100 eggs (6-30 hours old). A square of cheesecloth with eggs is also dipped in the test suspension and placed on the treated leaf. The combination is dried and placed in a cup (240 mL, 6 cm tall, top diameter 9.5 cm, bottom diameter 8 cm), into which a 5 cm length of damp dental wick has been placed. A clear plastic lid is placed on the cup and the treatments are held for 3 days before mortality counts are made.
  • a 0.1% bait is prepared by pipetting a 1 mL of a 1000 ppm solution of the test compound in acetone onto 1 gram of cornmeal in a 30 mL wide-moputh bottle., The bait is dried by passing a gentle stream of air into the bottle. The bait is placed in a 1 pint wide-mouth Mason jar and ten adult male cockroaches are added. A screen lid is placed on the jar and a small piece of cotton soaked in 10% honey is put on the top of the screen lid. Mortality counts are made after 3 days.

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Dentistry (AREA)
  • Wood Science & Technology (AREA)
  • Plant Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Agronomy & Crop Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Pest Control & Pesticides (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Pyrrole Compounds (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
EP97119172A 1990-12-26 1991-11-28 2 Aryl 5 (trifluoromethyl) 2 pyrroline compounds and process for the manufacture of insecticidal, 2 aryl 1 (alkoxymethyl) 4 halo 5 (trifluoromethyl) pyrroles Expired - Lifetime EP0826667B1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US07/634,288 US5194630A (en) 1990-12-26 1990-12-26 Process for the manufacture of insecticidal 2-aryl-1-(alkoxymethyl)-4-halo-5-(trifluoromethyl)pyrroles
US634288 1990-12-26
US07/634,287 US5118816A (en) 1990-12-26 1990-12-26 2-aryl-5-(trifluoromethyl)-2-pyrroline compounds useful in the manufacture of insecticidal, nematocidal and acaricidal arylpyrroles
US634287 1990-12-26
EP91120369A EP0492171B1 (en) 1990-12-26 1991-11-28 4-Chloro-1-(ethoxymethyl)-2-(p-chlorophenyl)-5-(trifluoromethyl)pyrrole-3-carbonitrile, and its use as insecticide, nematocide and acaricide

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
EP91120369A Division EP0492171B1 (en) 1990-12-26 1991-11-28 4-Chloro-1-(ethoxymethyl)-2-(p-chlorophenyl)-5-(trifluoromethyl)pyrrole-3-carbonitrile, and its use as insecticide, nematocide and acaricide

Publications (2)

Publication Number Publication Date
EP0826667A1 EP0826667A1 (en) 1998-03-04
EP0826667B1 true EP0826667B1 (en) 2002-10-30

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EP97119172A Expired - Lifetime EP0826667B1 (en) 1990-12-26 1991-11-28 2 Aryl 5 (trifluoromethyl) 2 pyrroline compounds and process for the manufacture of insecticidal, 2 aryl 1 (alkoxymethyl) 4 halo 5 (trifluoromethyl) pyrroles
EP91120369A Expired - Lifetime EP0492171B1 (en) 1990-12-26 1991-11-28 4-Chloro-1-(ethoxymethyl)-2-(p-chlorophenyl)-5-(trifluoromethyl)pyrrole-3-carbonitrile, and its use as insecticide, nematocide and acaricide

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EP91120369A Expired - Lifetime EP0492171B1 (en) 1990-12-26 1991-11-28 4-Chloro-1-(ethoxymethyl)-2-(p-chlorophenyl)-5-(trifluoromethyl)pyrrole-3-carbonitrile, and its use as insecticide, nematocide and acaricide

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EP (2) EP0826667B1 (cs)
JP (2) JPH04342552A (cs)
KR (1) KR100217319B1 (cs)
CN (4) CN1030765C (cs)
AT (2) ATE195116T1 (cs)
AU (2) AU642796B2 (cs)
BR (1) BR9105616A (cs)
CZ (1) CZ285566B6 (cs)
DE (2) DE69133140T2 (cs)
DK (1) DK0492171T3 (cs)
EG (1) EG19865A (cs)
ES (1) ES2148142T3 (cs)
FI (1) FI100879B (cs)
GR (1) GR3034739T3 (cs)
HU (1) HU214883B (cs)
IE (1) IE914540A1 (cs)
IL (4) IL116843A (cs)
NZ (1) NZ241095A (cs)
PT (1) PT99894B (cs)
RU (1) RU2066313C1 (cs)
SG (1) SG47623A1 (cs)
SK (1) SK281358B6 (cs)
TW (1) TW223626B (cs)
UA (1) UA27712C2 (cs)
ZW (1) ZW18591A1 (cs)

Families Citing this family (13)

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Publication number Priority date Publication date Assignee Title
DE69131002T2 (de) * 1990-12-26 1999-09-30 American Cyanamid Co., Wayne Verfahren zur Herstellung von 2-Aryl-1-substituierten-5-(Trifluormethyl)-Pyrrolen als Insektizide, Akarizide und Nematizide Wirkstoffe sowie als Zwischenprodukte zur Herstellung dieser Wirkstoffe
YU8592A (sh) * 1991-08-28 1994-06-10 Flumroc Ag. Postupak i uređaj za izradu ploča od mineralnih vlakana primenjenih kao nosač zidnog premaza
US5130328A (en) * 1991-09-06 1992-07-14 American Cyanamid Company N-alkanoylaminomethyl and N-aroylaminomethyl pyrrole insecticidal and acaricidal agents
DE4217722A1 (de) * 1992-05-29 1993-12-02 Bayer Ag Substituierte 2-Arylpyrrole
DE4217725A1 (de) * 1992-05-29 1993-12-02 Bayer Ag Substituierte 2-Arylpyrrole
FR2713640B1 (fr) * 1993-12-15 1996-01-05 Cird Galderma Nouveaux composés aromatiques polycycliques, compositions pharmaceutiques et cosmétiques les contenant et utilisations.
AU722204B2 (en) * 1995-10-31 2000-07-27 Sumitomo Chemical Company, Limited Pesticidal composition
JP4126621B2 (ja) * 1996-11-25 2008-07-30 日本農薬株式会社 殺虫・殺ダニ剤
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JPH04342552A (ja) 1992-11-30
CN1046503C (zh) 1999-11-17
CS395691A3 (en) 1992-07-15
KR920012022A (ko) 1992-07-25
CN1117963A (zh) 1996-03-06
CN1120534A (zh) 1996-04-17
JP4122163B2 (ja) 2008-07-23
PT99894B (pt) 1999-06-30
UA27712C2 (uk) 2000-10-16
ZW18591A1 (en) 1992-07-15
DK0492171T3 (da) 2000-09-04
DE69133140T2 (de) 2003-03-20
EP0826667A1 (en) 1998-03-04
BR9105616A (pt) 1992-09-01
IE914540A1 (en) 1992-07-01
SG47623A1 (en) 1998-04-17
EP0492171B1 (en) 2000-08-02
KR100217319B1 (ko) 1999-09-01
DE69132346D1 (de) 2000-09-07
RU2066313C1 (ru) 1996-09-10
IL116843A0 (en) 1996-07-23
EP0492171A1 (en) 1992-07-01
CZ285566B6 (cs) 1999-09-15
AU9005791A (en) 1992-07-02
CN1063281A (zh) 1992-08-05
CN1030765C (zh) 1996-01-24
TW223626B (cs) 1994-05-11
HU214883B (hu) 1998-10-28
ATE226937T1 (de) 2002-11-15
IL100212A (en) 1997-04-15
IL116844A0 (en) 1996-07-23
AU653899B2 (en) 1994-10-13
FI916118L (fi) 1992-06-27
GR3034739T3 (en) 2001-01-31
AU642796B2 (en) 1993-10-28
CN1073799C (zh) 2001-10-31
CN1116487A (zh) 1996-02-14
FI100879B (fi) 1998-03-13
JP2002322147A (ja) 2002-11-08
DE69133140D1 (de) 2002-12-05
EG19865A (en) 1996-03-31
HUT60245A (en) 1992-08-28
PT99894A (pt) 1992-12-31
CN1035669C (zh) 1997-08-20
ATE195116T1 (de) 2000-08-15
ES2148142T3 (es) 2000-10-16
SK281358B6 (sk) 2001-02-12
HU914113D0 (en) 1992-03-30
IL100212A0 (en) 1992-09-06
IL116843A (en) 1999-08-17
DE69132346T2 (de) 2000-12-28
AU4495793A (en) 1993-11-18
NZ241095A (en) 1994-07-26
FI916118A0 (fi) 1991-12-23

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